code: def enqueue(self, uri, **data):
      b64str = self.data_to_b64(**data)
      d = {"uri": uri, "data": b64str}
      self.__enqueue_data(d)
  
imports: import redis
  import time
  from bigdl.serving.schema import *
  import httpx
  import json
  import uuid
  from bigdl.serving.log4Error import invalidInputError
label_desc: Use image node_id 3 for calling the InputQueue obj's underlying member method code with example usage: obj.enqueue(uri) without return types